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Identifying Problems
IftheTVseemstohaveaproblem,rsttrythislistofpossibleproblemsandsolutions.
If none of these troubleshooting tips apply, call your nearest Samsung service center.
Problem Possible Solution
Poor picture Try another channel.
Adjust the antenna.
Check all wire connections.
Poor sound quality. Try another channel.
Adjust the antenna.
No picture or sound. Try another channel.
Press the SOURCE button.
Make sure the TV is plugged in.
Check the antenna connections.
No sound or sound is too low at
maximum volume.
First, check the volume of units connected to your TV (digital broadcasting receiver, DVD,
cable broadcasting receiver, VCR, etc.). Then, adjust the TV volume accordingly.
Picture rolls vertically. Check all wire connections.
The TV operates erratically. Unplug the TV for 30 seconds, then try operating it again.
The TV won’t turn on. Make sure the wall outlet is working.
Remote control malfunctions Replace the remote control batteries.
Clean the upper edge of the remote control (transmission window).
Check the battery terminals.
“Check signal cable” message. Ensure that the signal cable is firmly connected to the PC source.
“Not Supported Mode” message. Check the maximum resolution and the frequency of the Video Adapter.
Compare these values with the data in the Display Modes.
The image is too light or too dark. Adjust the Brightness and Contrast.
Adjust the Fine tuning.
Horizontal bars appear to flicker,
jitter or shimmer on the image.
Adjust the Coarse tuning and then adjust the Fine tuning.
Screen is black and power
indicator light blinks steadily.
On your computer check: Power, Signal Cable.
The TV is using its power management system.
Move the computer's mouse or press any key on the keyboard.
Image is not stable and may
appear to vibrate when you have
a computer connected to the PC
input.
If the setting is not correct, use your computer utility program to change the display
settings.
Your TV supports multiscan display functions within the following frequency domain:
Horizontal frequency (kHz)
30~60
Vertical frequency (Hz) 60~75
PC Maximum refresh rate
(at 60 Hz)
1440 x 900
Image is not centered on the
screen.
Adjust the horizontal and vertical position.
The screen position must be adjusted on the output source (i.e. STB) with a digital signal.
If a still image is displayed for
an extended period of time,
residual images or blurring may
appear.
When you need to leave the monitor unused for an extended period of time, adjust the
settings so that the monitor automatically goes into energy saving mode or activates the
screen saver to display moving images.
Color imge in not correct. Check if signal cables are connected correctly.
Check if color system mode is set correctly.
The TFT LCD panel uses a panel consisting of sub pixels (3 888 000) which require sophisticated technology to produce.
However, there may be few bright or dark pixels on the screen. These pixels will have no impact on the performance of the
product.
BN68-01184D-00Eng-0806.indd 27 2007-08-06 �� 3:31:48